As almost every material used is made from high quality stainless steel, you can wear your jewelry in the shower, swimming etc without having to worry about any corrosion or rust. A lot of people have a favorite piece they never take off!
Certain charms commonly used are crucifix charms which are often silver plated and may oxidize if exposed to water. This is the only material used that is not 100% stainless steel.
After long term wear your stainless steel jewelry may start to lose it's bright mirror like shine as it gets dirty with skin oils from lots of frequent wear.
If you prefer a bright shining finish -
You can gently wash your jewelry with warm soapy water and pat dry
If your piece contains freshwater pearl:
The freshwater pearls used are genuine pearls and can be fragile with rough wear. It is recommended to avoid getting your freshwater pearl jewelry exposed to water for long periods of time as it can dull and weaken pearls overtime